LIM Configuration Menu

Transcription

1 CHAPTER 7 This chapter deals with configura tion of LIM devices. It is organized as follows:, page 7-1 LIM Maintenance, page 7-4 LIM Alarms, page 7-7 SONET/SDH, page 7-7 SONET Maintenance, page 7-13 DSX1, page 7-13 DSX1 LIM Maintenance, page 7-19 DS3/E3, page 7-20 LIM Statistics, page 7-28 DSX3 LIM Maintenance, page 7-29 LIM History, page 7-29 The menu can be accessed from the Configuration Menu. Step 1 Step 2 Step 3 When you log into the Cisco 8110 and type? at the prompt, the Root Menu is displayed Type any portion of the word configuration and press RETURN. Then type? and press RETURN The Configuration Menu is displayed. Type lim at the prompt and press RETURN. Then type? and press RETURN to display the LIM Configuration menu as shown in Figure 7-1. Figure 7-1 Menu Cisco 8110::host::configuration:lim$? show side pm> up top exit? 7-1

2 Chapter 7 Note After you have executed any of the following commands, you can check your entry for that command. Simply type show at the prompt and press RETURN. The command, together with the entry you typed, is displayed on the screen. Each of the command options offered in the Menu are explained below: show This command shows the LIM configuration and state. At the prompt, type the command and press RETURN. The type of information shown in Figure 7-2 and Figure 7-3 is displayed. : Figure 7-2 OC3 LIM1 Configuration Parameters Cisco 8110::Cisco $ configuration lim show Parameters LIM 1 LIM Line Type : SONET LIM Module Type : OC3 Facility Admin State : Active LIM Side : USER Board Model : LIM7710 Medium Type : SDH Medium Line Type : OC3 Multi Mode Optical Transmitter : Enabled Automatic Laser Shutdown : Disabled STM-1 Scrambling : Enabled Cell Payload Scrambling : Enabled Rate Adaptation Cells : Idle Idle Cells Payload : 0x6a Signal Label Value : 0x13 Unused G1 Bits : 0x0 Add Coset Polynomial : Enabled Figure 7-3 OC3 LIM 2 Configuration Display Cisco 8110::host:configuration:lim:show 2 Parameters LIM 2 LIM Line Type : SONET LIM Module Type : OC3 Facility Admin State : Active LIM Side : NETWORK Board Model : LIM7710 Medium Type : SDH Medium Line Type : OC3 Multi Mode Optical Transmitter : Enabled Automatic Laser Shutdown : Disabled STM-1 Scrambling : Enabled Cell Payload Scrambling : Enabled Rate Adaptation Cells : Idle Idle Cells Payload : 0x6a Signal Label Value : 0x13 Unused G1 Bits : 0x0 Add Coset Polynomial : Enabled 7-2

3 Chapter 7 SIDE This command configures which port will be used for either the user or network. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: side <1..3> (user network) <1..3> select lim 1 to 3 (user network) select either user or network side PM This command generates the LIM Performance Monitoring submenu At the prompt, type the command and press RETURN. The screen shown in Figure 7-4 is displayed: Figure 7-4 LIM Performance Monitoring Submenu Cisco 8110::host:configuration:lim:pm$? show clear degraded unacceptable unavailable up top exit? SHOW This command displays the LIM performance monitoring thresholds. At the prompt, type the command and press RETURN. The type of information shown in Figure 7-5 is displayed: Figure 7-5 LIM Performance Monitoring Configuration Cisco 8110::host:configuration:lim:pm$ show 1 LIM PM Configuration Parameters Unavailable Time SESs Threshold : 10 ESs Unacceptable Threshold : 10 ESs Degraded Threshold : 10 SESs Unacceptable Threshold : 3 SESs Degraded Threshold : 3 SEFSs Unacceptable Threshold : 3 SEFSs Degraded Threshold : 3 HCSs Unacceptable Threshold : 320 HCSs Degraded Threshold : 320 CLEAR This command clears the PM statistics counters. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: clear (current history) <1..3> current current 15-minute interval history the 96 previous 15-minute intervals DEGRADED Degraded performance is declared when the number of errors or violations should have occurred in a certain catagory (es ses sefs hcs) in the previous 24 hours reached the threshold. 7-3

4 LIM Maintenance Chapter 7 If a certain time window has total HCS errors above the threshold (default is 320), degraded performance will be declared for 24 hours. The time interval may be located by browsing in the history (history lim <lim #> <interval #>). Degraded performance may be cleared by clearing the history of the associated lim (configuration lim pm clear history <lim #>), or wait 24 hours in order to make this state disappear. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: degraded (es ses sefs hcs) <1..3> <int> s es errored seconds ses severely errored seconds sefs severely errored frame seconds hcs header check sequence <int> number of errors UNACCEPTABLE This command defines how many errors should have occurred in the previous 15 minutes to declare unacceptable performance. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: unacceptable (es ses sefs hcs) <1..3> <int> s es errored seconds ses severely errored seconds sefs severely errored frame seconds hcs header check sequence <int> number of errors UNAVAILABLE This command defines the number of consecutive errored seconds to declare unavailable. At the prompt, type the command and press RETURN. The following is displayed: Usage: unavailable <1..3> <0..10> <0..10> number of seconds LIM Maintenance The LIM Loopback can be accessed from the Maintenance menu 7-4

5 Chapter 7 LIM Maintenance Step 1 Step 2 Step 3 When you log into the Cisco 8110 and type? at the prompt, theroot Menu is displayed. Type maintenance at the prompt and press RETURN. Then type? and press RETURN to display the Maintenance Menu. Enter loopback at the prompt and press RETURN. Then type? and press RETURN to display the Maintenance Loopback menu as shown in Maintenance Loopback Configuration menu Figure 7-6. Figure 7-6 Maintenance Loopback Configuration menu Cisco 8110::host:maintenance:loopback$? show id verify trap all_id vc cell_type send clear lim up top exit? Diagnostic(internal) loopback is supported for SONET, DSX1 and DSX3. Figure 7-7 illustrates the maintenance diagnostic loopback process. Refer to page 7-17 for SONET loopback, page 7-23 for DSX1 loopback and page 7-35 for DSX3 loopback command. Figure 7-7 Loopback Configurations Line loopback LIM Cisco 8110 Internal loopback LIM Cisco Internal line loop outgoing data back into the LIM loop received data back out The parameters shown in Figure 7-6 are defined in Table 7-1. Table 7-1 show id Loopback parameters displays OAM loopback configuration sets loop destination ID 7-5

6 LIM Maintenance Chapter 7 Table 7-1 verify vc lim send clear trap all_id cell_type Loopback parameters enable/disable destination ID verification (vpi, vci) display loop counters for specified VC physical link loop state (vpi, vci) (user/network) send loop to specified VC (vpi, vci) clear loop counters for specified VC enables/disables loopback trap sets the all_id to all zeroes or all ones sets cell type as user/network end-to-end or segment SHOW This command displays OAM loopback configuration. At the prompt, type the command and press RETURN. The screen displayed in Figure 7-8 is shown: Figure 7-8 OAM Loopback Display Cisco 8110::host:maintenance:loopback$ show Loop Destination ID (HEX): Loop Destination ID (ASCII): Edge Id Verification : Disabled Loop Trap : Disabled Loop All Id : All Ones Last Looped Cell Loop SOURCE Id (HEX) : Loop SOURCE Id (ASCII): Loop Ifindex : 0 Loop Vpi : 0 Loop Vci : 0 LIM This command displays the physical link loop state. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: lim {<1..3>} If no parameter is entered, all LIM states are displayed Figure 7-9 Physical Link Loop State Display Cisco 8110::host:maintenance:loopback$ lim LIM1: LIM2: LIM3: LIM3: LIM3: LIM3: port 1: No Loop No Loop port 1: No Loop port 2: No Loop port 3: No Loop port 4: No Loop 7-6

7 Chapter 7 LIM Alarms LIM Alarms Step 1 Step 2 When you log into the Cisco 8110 and type? at the prompt, the Root Menu is displayed. Type any portion of the word maintenance and press RETURN Then type? and press RETURN. The Maintenance Menu is displayed. Step 3 Select alarms to display the screen shown in Figure Figure 7-10 Alarms Maintenance Submenu Cisco 8110::host:maintenance:alarms$? system external battery power ces vc lim up top exit? The parameters in Figure 7-10 are explained in chapter 6 - VC Alarms Maintenance. LIM This command displays the LIM alarm state. At the prompt, type the command and press RETURN. The screen displayed in Figure 7-11 is shown: Figure 7-11 LIM Alarms Status Cisco 8110::a:maintenance:alarms~ lim LIM Alarms Status LIM-1 SONET SECTION: LINE: PATH: LIM-2 SONET SECTION: LINE: PATH: LIM-3 DSX3 SONET/SDH Step 1 Step 2 When you log into the Cisco 8110 and type? at the prompt, the Root Menu is displayed. Type any portion of the word configuration and press RETURN. Then type? and press RETURN. TheConfiguration Menu is displayed. Step 3 Select sonet to display the screen shown in Figure Figure 7-12 SONET/SDH Configuration Menu Cisco 8110::host:configuration:sonet$? adapt_cells als coset idle_payload medium_type payload stm1 signal_label 7-7

8 SONET/SDH Chapter 7 unused_g1 tid_exp tid_xmt alarm> pm> up top exit? Each of the command options offered in this menu are explained below: ALS This command defines Automatic Laser Shutdown. When a loss failure is detected, the laser automatically switches off. At the prompt, type the command and press RETURN. The following prompt is displayed. Usage: als <1..3> (enable disable) MEDIUM_TYPE This command allows the user to select SONET or SDH. At the prompt, type the command and press RETURN. The following type of information is displayed. Usage: medium_type <1..3> (sonet sdh) sonet SONET transmission standard is selected sdh SDH transmission standard is selected STM1 This command enables setting the STM1 scrambling. Note It is recommended that, for LIMs of less than STM1 rates in the network direction, a shaper is used. At the prompt, type the command and press RETURN. The following type of information is displayed. Usage: stm1 <1..3> (scrambling none) - scrambling enables line scrambling none disabled PAYLOAD This command enables the payload scrambling at the ATM level. At the prompt, type the command and press RETURN. The following type of information is displayed. Usage: payload <1..3> (scrambling none) scrambling enables payload scrambling none disabled 7-8

9 Chapter 7 SONET/SDH COSET An ATM parameter which indicates when to calculate the header error correction bit if it is to be ORed with another value or not (known as the COSET Polynomial). At the prompt, type the command and press RETURN. The following type of information is displayed. Usage: coset <1..3> (enable disable) enable SONET/SDH monitoring enabled disable SONET/SDH monitoring disabled ADAPT_CELLS Adaptation cells (cell rate de-coupling format) - if there is no traffic the adapt cell is set to idle cells or unassigned cells. At the prompt, type the command and press RETURN. The following type of information is displayed. Usage: adapt_cells <1..3> (idle unassigned) idle transmit idle cells unassigned transmit unassigned cells IDLE_PAYLOAD This command defines the payload of idle cells. Hexadecimal value of idle payload, default = 0x6a. At the prompt, type the command and press RETURN. The following type of information is displayed: Usage: idle_payload <1..3> <0..255> <0..255> idle cell fill pattern SIGNAL_LABEL This command sets the hexadecimal value of C2 label, default = 0x13 At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: signal_label <1..3> <0..255> <0 255> sets frame signal label UNUSED_G1 This command sets the value of the G1 bits. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: unused_g1 <1..3> <0..255> 7-9

10 SONET/SDH Chapter 7 <0 255> sets SONET/SDH G1 field ALARM This command enters the sonet alarm configuration submenu. At the prompt, type the command and press RETURN. The following screen as shown in Figure 7-13.is displayed: Figure 7-13 SONET Alarm Configuration Submenu Cisco 8110::host:configuration:sonet:alarm$? show high_ber low_ber slm tim_path tim_section up top exit? SHOW This command displays the sonet alarm configuration. At the prompt, type the command and press RETURN. The following information as shown in Figure 7-14 is displayed: Figure 7-14 SONET/SDH Alarms Configuration Cisco 8110::host:configuration:sonet:alarm$ show 2 SONET Alarm Parameters High BER : 10E-4 Low BER : 10E-7 SLM : Monitoring HIGH_BER This command sets Sonet BER high alarm threshold to 10 -x..at the prompt, type the command and press RETURN. The following prompt is displayed: Usage: high_ber <1..3> <4..6> <4..6> Default value alarm threshold is set to LOW_BER This command sets Sonet BER low alarm threshold to 10 -x..at the prompt, type the command and press RETURN. The following prompt is displayed: Usage: low_ber <1..3> <6..9> <6..9> Default value alarm threshold is set to 10-7 SLM This command sets the signal level mismatch to monitoring mode. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: slm <1..3> (disable monitoring conseq_actions) 7-10

11 Chapter 7 SONET/SDH <1..3> LIM Selection disable monitor disabled monitoring monitor enabled conseq_actions monitor and generate RDI TIM PATH This command At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: tim_path <1..3> (disable monitoring conseq_actions) <1..3> LIM Selection disable monitor disabled monitoring monitor enabled conseq_actions monitor and generate RDI TIM SECTION This command At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: tim_section <1..3> (disable monitoring conseq_actions) <1..3> LIM Selection disable monitor disabled monitoring monitor enabled conseq_actions monitor and generate RDI PM This command generates the SONET Performance Monitoring submenu. At the prompt, type the command and press RETURN. The type of information shown in Figure 7-15 is displayed: Figure 7-15 SONET/SDH PM Configuration Submenu Cisco 8110::host:configuration:sonet:pm$? show cv_degraded cv_unacceptable ses_threshold status up top exit? SHOW This command displays SONET PM configuration - shows current parameter values. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: show <1..3> The type of information shown in Figure 7-16 is displayed: 7-11

12 SONET/SDH Chapter 7 Figure 7-16 SONET/SDH PM Configuration Display Cisco 8110::host:configuration:sonet:pm$ sh 2 SONET PM Configuration Section Line Path PM : Enabled Enabled Enabled SES Threshold : CVs Unacceptable Threshold : CVs Degraded Threshold : CV_DEGRADED This command defines how many code violations should have occurred in the previous 24 hours to declare a degraded performance. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: cv_degraded (section line path) <1..3> <int> section SONET section / SDH Regenerator line SONET line / SDH Multiplexer path SONET path / SDH path <1..3> LIM Selection <int> sets the number of code violations CV_UNACCEPTABLE This command defines how many code violations should have occurred in the previous 15 minutes to declare unacceptable performance. At the prompt, type the command and press RETURN. The following prompt is displayed.: Usage: cv_unacceptable (section line path) <1..3> <int> section SONET section / SDH Regenerator line SONET line / SDH Multiplexer path SONET path / SDH path <1..3> LIM Selection <int> Sets the number of code violations SES_THRESHOLD This command defines the number of errored seconds (ES) in the previous 15 minutes to declare a severely errored second. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: ses_threshold (section line path) <1..3> <int> section SONET section / SDH Regenerator line SONET line / SDH Multiplexer path SONET path / SDH path <1..3> LIM Selection <int> Sets the number of code violations 7-12

13 Chapter 7 SONET Maintenance STATUS This command defines SONET performance monitoring status. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: status (section line path) <1..3> (enable disable) section Selects SONET section / SDH Regenerator line Selects SONET line / SDH Multiplexer path Selects SONET path / SDH path <1..3> LIM Selection enable SONET/SDH monitoring enabled disable SONET/SDH monitoring disabled SONET Maintenance Step 1 Step 2 When you log into the Cisco 8110 and type? at the prompt, the Root Menu is displayed. Type any portion of the word maintenance and press RETURN. Then type? and press RETURN. The Maintenance Menu is displayed. Step 3 Select sonet to display the screen shown in Figure Figure 7-17 Maintenance SONET submenu Cisco 8110::host: maintenance:sonet$? loopback up top exit? \ LOOPBACK This command sets the SONET LIM Loopback mode. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: loopback <1..3> (none diagnostic line) {(Forever)} none diagnostic line forever Disable loopback Internal loopback Line Loopback When this parameter is present, the loop continues until the command is issued with the NONE option DSX1 The DSX1 is a network module supported by the Cisco Its configuration menu can be accessed from the Main Configuration Menu. 7-13

14 DSX1 Chapter 7 Step 1 Step 2 When you log into the Cisco 8110 and type? at the prompt, the Root Menu is displayed. Type any portion of the word configuration and press RETURN. Then type? and press RETURN The Configuration Menu is displayed. Step 3 Select dsx1 to display the screen shown in Figure

15 Chapter 7 DSX1 Figure 7-18 DSX1 Configuration Menu Cisco 8110::host:configuration:dsx1$? line_typebuild_out attenuation line_bal payload coset csm> alarm> pm> up top exit? The commands offered in the above menu are explained below. LINE_TYPE This command allows the user to select the protocol (E1, T1) This selection remains until reconfigured. At the prompt, type the command and press RETURN. The following prompt is displayed: usage: line_type <lim 1..3> (t1 e1) <lim 1..3> e1 t1 LIM selection Selects E1 mode Selects T1(DS1) mode BUILD_OUT This command sets the physical interface line buildout characteristics in T1 mode. At the prompt, type the command and press RETURN. The following prompt is displayed: usage: build_out <lim1..3> ( all) (short long) all 1 to 4 - selects Interface (for LIM E1/T1 only interface 1 is available) all - selects all interfaces short less than 133 feet feet feet feet feet long Over 655 feet. Only T1 mode applicable ATTENUATIONThis command is used to set the attenuation in T1 mode only. At the prompt, type the command and press RETURN. The following prompt is displayed: usage: attenuation <lim 1..3> ( all) (0db 7.5db 15db 22.5db) all 1 to 4 - selects Interface (for LIM E1/T1 only interface 1 is available) all - selects all interfaces 0db 0 db attenuation 7.5db 7.5 db attenuation 7-15

16 DSX1 Chapter 7 15db 22.5db 15 db attenuation 22.5 db attenuation LINE_BAL This command is used to enable or disable line balance ( E1 or T1 mode). At the prompt, type the command and press RETURN. The following prompt is displayed: usage: line_balance <lim 1..3> (balance unbalance) <lim 1..3> balance unbalance LIM selection Line Balance enabled Line Balance disabled PAYLOAD This command enables the payload scrambling at the ATM level for all types of LIM (i.e. LIM-E1, LIM-T1). usage: payload <lim 1..3> ( all) (scrambling none) <lim 1..3> LIM selection all 1 to 4 - selects Interface (for LIM E1/T1 only interface 1 is available) all - selects all interfaces scrambling enables payload scrambling none disabled COSET An ATM parameter which indicates when to calculate the header error correction bit if it is to be ORed with another value or not (known as the COSET Polynomial). It is applicable for LIM-E1 and LIM-T1. usage: coset <lim 1..3> ( all) (enable disable) all 1 to 4 - selects Interface (for LIM E1/T1 only interface 1 is available) all - selects all interfaces enable disable activates / deactivates Coset CSM This command configures the Circuit Emulation Services. Refer to Chapter 14, CSM Configuration for more details. PM This command enters the DSX1Performance Monitoring submenu as shown in Figure At the prompt, type the command and press RETURN. The following type of information is displayed: 7-16

17 Chapter 7 DSX1 Figure 7-19 DSX1 Performance Monitoring Submenu Cisco 8110::host:configuration:dsx1:pm$? show degraded unacceptable ses_threshold ses_hard_fail status clear up top exit? SHOW This command displays current DSX1 performance monitoring parameter values. At the prompt, type the command and press RETURN. The following prompt is displayed: usage: show <lim 1..3> ( all) Enter show to display the following screen: Figure 7-20 DSX1 Performance Monitoring Display Cisco 8110::host:configuration:dsx1 pm$ show 2 all DSX1 PM Configuration Port LCV LCV UAS UAS FE FE SES PM id Degraded Unaccept Degraded Unaccept Degraded Unaccept threshold staus Enabled DEGRADED This command defines how many Line Code Violations should have occurred in the previous 24 hours to declare a degraded performance. At the prompt, type the command and press RETURN. The following prompt is displayed: usage: degraded (es ses sefs fe lcv uas hcs) <lim 1..3> ( all) <int> all 1 to 4 - selects Interface (for LIM E1/T1 only interface 1 is available) all - selects all interfaces <int> CV count: Default 5000, Range 0 to , 0 = disabled UNACCEPTABLE This command defines how many Line Code Violations should have occurred in the previous 15 minute to declare an unacceptable performance. At the prompt, type the command and press RETURN. The following prompt is displayed: usage: unacceptable (es ses sefs fe lcv uas hcs) <lim 1..3> ( all) <int> <lim 1..3> LIM Selection all 1 to 4 - selects Interface (for LIM E1/T1 only interface 1 is available) all - selects all interfaces <int> CV count: Default 5000 Range 0 to , 0 = disabled 7-17

18 DSX1 Chapter 7 SES_THRESHOLD This command defines the number of Errored Seconds in the previous 15 minutes to declare a severely errored second. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: ses_threshold <lim 1..3> ( all) < > <lim 1..3> LIM selection all 1 to 4 - selects Interface (for LIM E1/T1 only interface 1 is available) all - selects all interfaces <1..255> number of seconds: SES_HARD_FAIL This command defines, At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: ses_hard_fail <lim 1..3> ( all) < 0..10> <lim 1..3> LIM selection all 1 to 4 - selects Interface (for LIM E1/T1 only interface 1 is available) all - selects all interfaces < 0..10> select the number of seconds enable monitoring enabled disable monitoring disabled STATUS This command enables or disables the DSX1 performance monitoring. At the prompt, type the command and press RETURN. The following prompt is displayed: usage: status <lim 1..3> ( all) (enable disable) <lim 1..3> LIM selection all 1 to 4 - selects Interface (for LIM E1/T1 only interface 1 is available) all - selects all interfaces enable monitoring enabled disable monitoring disabled CLEAR This command clears the relavent DSX1 performance monitoring (PM) current or history parameters. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: clear (current history) <lim 1..3> ( all) current history Selects current data files Selects history data files 7-18

19 Chapter 7 DSX1 LIM Maintenance <lim 1..3> LIM selection all 1 to 4 - selects Interface (for LIM E1/T1 only interface 1 is available) all - selects all interfaces DSX1 LIM Maintenance Step 1 Step 2 When you log into the Cisco 8110 and type? at the prompt, the Root Menu is displayed. Type any portion of the word maintenance and press RETURN. Then type? and press RETURN The Maintenance Menu is displayed. Step 3 Select dsx1 to display the screen shown in Figure Figure 7-21 DS1 Maintenance submenu Cisco 8110::host: maintenance:dsx1$? loopback det_loop_codes send_code up top exit? LOOPBACK This command sets DS1 interface loopback mode. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: loopback <lim 1..3> ( all) (none payload line diagnostic) {(forever)} 1..3 Selects DS1 LIM all) 1 to 4 - selects Interface (for LIM E1/T1 only interface 1 is available) all - selects all interfaces none No looback payload Sets payload loopback line Sets line loopback diagnostic Sets internal loopback forever When this parameter is present, the loop continues until the command is issued with the NONE option DET_LOOP_CODES This command sets DS1 interface loopback code detect mode. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: det_loop_codes <lim 1..3> ( all)(enable disable) 7-19

20 DS3/E3 Chapter Selects LIM all 1 to 4 - selects Interface (for LIM E1/T1 only interface 1 is available) all - selects all interfaces enable enables loopback code detection disable disables loopback code detection SEND_CODE This command sets DS1 interface loopback mode. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: send_code <1..3> ( all) (line_remote_loop payload_remote_loop reset_remote_loop) (Fd1 inband) 1..3 Selects DS1 LIM all 1 to 4 - selects Interface (for LIM E1/T1 only interface 1 is available) all - selects all interfaces line_remote_loop Sends remote line loopback code payload_remote_loop Sends remote payload loopback code reset_remote_loop Sends clear remote loopback code Fdl Loopback code is sent in FDL inband Loopback code is sent in band DS3/E3 The DSX3 is another network module supported by the Cisco The DSX3 configuration menu can be accessed from the Configuration Menu. Step 1 Step 2 When you log into the Cisco 8110 and type? at the prompt, theroot Menu is displayed. Type any portion of the word configuration and press RETURN. Then type? and press RETURN The Configuration Menu is displayed. Step 3 Select dsx3 to display the screen shown in Figure Figure 7-22 DS3/E3 Configuration Menu Cisco 8110::host:configuration:dsx3$? adapt_cellsais_crit build_out c_bit coset e3_mode gc idle_payload m_bit ocd_time payload plcp tid_exp tid_xmt nr_byte signal_label alarm> pm> up top exit? 7-20

21 Chapter 7 DS3/E3 The commands offered in the above menu are explained below: ADAPT_CELLS Adaptation cells (cell rate de-coupling format) - if there is no traffic the adapt cell is set to idle cells or unassigned cells. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: adapt_cells <1..3> (idle unassigned) idle transmit idle cells unassigned transmit unassigned cells AIS_CRIT (DS3 AIS TRANSMISSION/RECEPTION) This command selects the criteria for AIS reception and transmission on DS3. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: ais_crit <1..3> <1..5> <1..3> LIM Selection <1..5> AIS criteria. for DS3 only. Allowed values: 1 - Framed DS3 containing repeating pattern and Overhead bits ignored 2 - Framed DS3 containing c-bits all logic 0 and payload bits ignored repeating pattern and Overhead bits ignored. 3 - Framed DS3 containing repeating pattern and c-bits all 0 and x-bits all Framed DS3 containing all ones pattern, Overhead bits ignored. 5 - Unframed all-ones DS3 stream BUILD_OUT This command sets the physical interface line buildout characteristics. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: build_out <1..3> (short long) <1..3> LIM Selection short up to 225 ft DS3 long E3 or about 225 ft. DS3 C_BIT This command sets the c-bit mode. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: c_bit <1..3> (parity clr_chan) 7-21

22 DS3/E3 Chapter 7 <1..3> LIM Selection parity c-bit = parity clr_chan c-bit = not channelized COSET An ATM parameter which indicates when to calculate the header error correction bit if it is to be ORed with another value or not (known as the COSET Polynomial). At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: coset <1..3> (enable disable) enable coset enabled disable coset disabled E3_MODE (E3 FRAMING OPTION) This command sets the E3 mode framing options. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: e3_mode <1..3> (g751 g832) g751 selects ITU G751 g832 selects ITU G832 GC This command sets the GC (General purpose Communication channel) value. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: gc <1..3> <0..255> <0..255> GC value selection IDLE_PAYLOAD The payload of idle cells. Hexadecimal value of idle payload, default = 0x6a. The payload of idle cells. Hexadecimal value of idle payload, default = 0x6a. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: idle_payload <1..3> <0..255> <0..255> idle cell fill pattern 7-22

23 Chapter 7 DS3/E3 M_BIT (DS3 OPTION) This command sets the T3 M-Bit monitoring. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: m_bit <1..3> (enable disable) enable DS3 monitoring enabled disable DS3 monitoring disabled OCD_TIME This command sets the Out of Cell Delineation (OCD) time. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: ocd_time <1..3> (1ms 2ms 3ms 4ms 4.5ms 5ms) 1ms 2ms 3ms 4ms 4.5ms 5ms 1 ms. before a defect is declared 2 ms. before a defect is declared 3 ms. before a defect is declared 4 ms. before a defect is declared 4.5 ms. before a defect is declared 5 ms. before a defect is declared PAYLOAD This command enables the payload scrambling at the ATM level. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: payload <1..3> (scrambling none) <1..3> determine on which port to enable lim scrambling scrambling enables payload scrambling none disabled PLCP This command sets the DS3 or E3 G751 PLCP monitoring mode. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: plcp <1..3> (enable disable) <1..3> LIM Selection enable monitoring enabled disable monitoring disabled TID_EXP (E3 - G832 OPTION) This command sets the Expected Trace Message expected in the G832 mode. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: tid_exp <1..3> {<string15>} 7-23

24 DS3/E3 Chapter 7 <1..3> LIM Selection <string15> 16 character message to be transmitted TID_XMT (E3 - G832 OPTION) This command sets the Transmitted Trace Message to be transmitted. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: tid_xmt <1..3> {<string15>} <1..3> LIM Selection <string15> 16 character message to transmit NR_BYTE (NETWORK OPERATOR BYTE) This command sets the Network Operator byte. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: nr_byte <1..3> (enable disable) enable disable DSX3 monitoring enabled DSX3 monitoring disabled SIGNAL_LABEL This command sets the hexadecimal value of C2 label, default = 0x13 At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: signal_label <1..3> <0..7> <0 7 sets frame signal label ALARM This command generates the DSX3 alarm submenu as shown in Figure At the prompt, type the command and press RETURN. The following screen is displayed: Figure 7-23 DSX3 Alarm Configuration Submenu Cisco 8110::host:configuration:dsx3:alarm$? show high_ber low_ber slm tim up top exit? The parameters are defined below: show displays DSX3 alarm configuration high_ber sets BER high alarm threshold to 10 -x 7-24

25 Chapter 7 DS3/E3 low_ber sets BER low alarm threshold to 10 -x slm sets signal label mismatch monitoring mode. tim sets tracer identifier mismatch monitoring mode. SHOW This command displays DSX3 configuration - shows current parameter values At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: show <1..3> The current alarm status can be displayed as shown in Figure Figure 7-24 DS3/E3 Alarm Status Display Cisco 8110::host:configuration:dsx3:alarm$ show 1 DSX3 Alarm Parameters High BER : 10E-4 Low BER : 10E-7 SLM : Monitoring and Conseq.Actions TIM : Monitoring and Conseq.Actions Cisco 8110::host:configuration:dsx3:alarm$ show 2 LIM 2 is not DSX3 HIGH_BER This command sets BER high alarm threshold to 10 -x..at the prompt, type the command and press RETURN. The following prompt is displayed: Usage: high_ber <1..3> <4..6> <4..6> BER selection LOW_BER This command sets BER low alarm threshold to 10 -x..at the prompt, type the command and press RETURN. The following prompt is displayed: Usage: low_ber <1..3> <6..9> <6..9> BER selection SLM This command sets the signal label mismatch. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: slm <1..3> (disable monitoring conseq_actions) <1..3> LIM Selection disable monitor disabled monitoring monitor enabled conseq_actions monitor and generate RDI 7-25

26 DS3/E3 Chapter 7 TIM This command is used to set the Trace Identifier Mismatch. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: tim <1..3> (disable monitoring conseq_actions) disable monitor disabled monitoring monitor enabled conseq_actions monitor and generate RDI. PM This command enters the DSX3 Performance Monitoring submenu as shown in Figure At the prompt, type the command and press RETURN. The following type of information is displayed: Figure 7-25 DS3/E3 Performance Monitoring Submenu Cisco 8110::host:configuration:dsx3:pm$? show lcv_degraded lcv_unaccept pcv_degraded pcv_unaccept plcp_ses_trsh ses_threshold status up top exit? SHOW This command displays current DSX3 performance monitoring parameter values. At the prompt, enter show and press RETURN. The following prompt is displayed: Usage: show <1..3> The type of information shown in Figure 7-26 can be displayed: Figure 7-26 DS3/E3 Performance Monitoring Display Cisco 8110::host:configuration:dsx3:pm$ show 1 DSX3 PM Configuration PM : Enabled SES Threshold : 44 PLPC SES Threshold : 305 Line CVs Unacceptable Threshold : 5000 Line CVs Degraded Threshold : 5000 P-bit CVs Unacceptable Threshold: 5000 P-bit CVs Degraded Threshold : 5000 Cisco 8110::Cisco :configuration:dsx3 : pm$ LCV_DEGRADED This command defines how many Line Code Violations should have occurred in the previous 24 hours to declare a degraded performance. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: lcv_degraded <1..3> <int> <int> CV count 7-26

27 Chapter 7 DS3/E3 LCV_UNACCEPT This command defines how many Line Code Violations should have occurred in the previous 15 minutes to declare an unacceptable performance. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: lcv_unaccept <1..3> <int> <1..3> LIM Selection <int> CV count PCV_DEGRADED This command defines how many P-bit Code Violations should have occurred in the previous 24 hours to declare a degraded performance. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: pcv_degraded <1..3> <int> <int> CV count PLCP_SES_TRSH This command defines the number of plcp errors in 1 second to declare a severely errored second. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: plcp_ses_trsh <1..3> <int> <int> number of plcp errors PCV_UNACCEPT This command defines how many P-bit Code Violations should have occurred in the previous 15 minute to declare an unacceptable performance. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: pcv_unaccept <1..3> <int> <int> CV count SES_THRESHOLD This command defines the number of errored seconds (ES) in the previous 15 minutes to declare a severely errored second. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: ses_threshold <1..3> <int> <int> number of seconds 7-27

28 LIM Statistics Chapter 7 STATUS This command enables or disables the performance monitoring (PM). At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: status <1..3> (enable disable) enable monitoring enabled disable monitoring disabled LIM Statistics Step 1 Step 2 Step 3 When you log into the Cisco 8110 and type? at the prompt, the Root Menu is displayed. Type any portion of the word statistics and press RETURN. Then type? and press RETURN. The Statistics Menu is displayed. Type lim and press RETURN. Usage: lim {<1..3>} Figure 7-27 shows the type of information displayed for current LIM statistics Figure 7-27 LIM 2 Statistics Display Cisco 8110::host:statistics$ lim 2 LIM Statistics Data LIM Number : 2 LIM Line Type : SONET LIM Module Type : OC3 Facility State : Fault Ingress Cells : 0 Egress Cells : 0 Uncorrectable HCS Cells : 0 Correctable HCS Cells : 0 Monitored Seconds : 600 : ESs : SESs : CVs : UASs : SEFSs Section : 0 : 0 : 0 : - : 0 Line : 0 : 0 : 0 : 00 : Far End Line : 0 : 0 : 0 : - : Path : 0 : 0 : 0 : 00 : Far End Path : 0 : 0 : 0 : - : Ingress cell -total of ingress cells per LIM Egress cell -total of egress cells per LIM 7-28

29 Chapter 7 DSX3 LIM Maintenance DSX3 LIM Maintenance Step 1 Step 2 When you log into the Cisco 8110 and type? at the prompt, the Root Menu is displayed. Type any portion of the word maintenance and press RETURN. Then type? and press RETURN The Maintenance Menu is displayed. Step 3 Select dsx3 to display the screen shown in Figure Figure 7-28 Maintenance DS3/E3 submenu Cisco 8110::host: maintenance:dsx3$? loopback send_code up top exit? LOOPBACK This command sets E3/DS3 interface loopback mode. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: loopback <1..3> (none payload line diagnostic cell) {(forever)} 1..3 Selects E3/DS3 LIM none No loopback payload Sets payload loopback line Sets line loopback diagnostic Sets internal loopback cell Sets cell layer loopback forever When this parameter is present, the loop continues until the command is issued with the NONE option SEND_CODE This command enables sending the selected code in loopback mode. It is used for test purposes only. At the prompt, type the command and press RETURN. The following prompt is displayed: Usage: send_code <1..3> (set_remote_loop reset_remote_loop) 1 3 selects LIM set_remote_loop sends remote loop code reset_remote_loop sends reset remote loop code LIM History LIM port performance history can be displayed by entering lim at the History Menu level. 7-29

30 LIM History Chapter 7 Step 1 Step 2 When you log into the Cisco 8110 and type? at the prompt, the Root Menu is displayed. Type any portion of the word history and press RETURN. Then type? and press RETURN. The History Menu is displayed. Figure 7-29 The History sub menu Cisco 8110::host:history$? shaper ces vc lim aps svc> up top exit? Step 3 Enter lim to display the following prompt: Usage: lim {<1..3>} {<1..96>} <1..96> 15-minute interval selection The screen shown in Figure 7-30 shows the type of information for history display. Figure 7-30 LIM History Display and Parameters Cisco 8110::Cisco $ history lim 1 1 Monitored Seconds : 165 Ingress Cells : 0 Egress Cells : 0 Errored HCS Cells : 0 :ESs : SESs : CVs : UASs : SEFSs Line : 10 : - : 0 : - : - P-bit : 0 : 0 : 0 : 165 : 0 C-bit : 0 : 0 : 0 : 0 : 0 PLCP : 0 : 0 : 0 : 0 : 0 Far End PLCP : 0 : 0 : 0 : 0 : - Far End : 0 : 0 : 0 : 0 :