IEEE Draft MAC PICS Proforma

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1 January 1996 Doc: IEEE P /1 IEEE Draft MAC PICS Proforma Simon Black Chris Zeglin Johnny Zweig Carolyn Heide Tom Baumgartner Tom Tsoulogiannis Bob O'Hara Symbionics Networks Ltd Symbol Technologies Inc XircomInc Spectrix Corp. Spectrix Corp Advanced Micro Devices Submission 1 Simon Black, et al

2 January 1996 Doc: IEEE P /1 Support for MAC Functions Item Protocol Feature References Status Value Support 1 * Is implementation an Access Point? 0 Yes D No D 2* Is implementation a Station? 0 YesDNoD 3* Is STA able to become a Point 0 YesDNoD Coordinator? 4* Is STA CF-Aware? 0 Yes DNoD 5* Does ST A support WEP? 0 Yes D NoD 6* Does AP support wireless DS? Cl:0 Yes DNoD 7* Does implementation have a Frequency 0 YesDNoD Hopping Physical Layer? 4.1 Implementation complies with frame format conventions? Implementation complies with octet M YesD ordering convention? Implementation complies with reserved M YesD field convention? 4.2 Frame field formats and values correct? M YesD Frame control field correct? M YesD Protocol version field correct? M 0 YesD Type and Subtype fields correct? M YesD ToDS field correct? M YesD FromDS field correct? M YesD More Fragment field correct? M YesD Retry field correct? M YesD Power management field correct? M YesD More Data field correct? M YesD WEP field correct? M YesD DurationlID field correct? M YesD Is Address representation correct in all M YesD transmitted frames? Is Address designation correct? M YesD Is the BSSID the correct format in frames M YesD where it occurs? In an infrastructure BSS is BSSID the M YesD MAC address of the STA in the AP? In an IBSS, is the BSSID the locally C2:M YesDN/AD administered individual IEEE MAC address generated by the STA that created the IBSS? Is the broadcast BSSID limited to C2:M YesDN/AD Management frames of Subtype PROBE? Is the source address the individual M YesD address of the implementation under test? Is the sequence control field format M YesD correct? Are MSDUs numbered M YesD Are fragments numbered M YesD Does implementation limit frames to less M YesD that or equal to the maximum frame body length? Is the CRC field calculated M Yes 0 Submission 2 Simon Black, et al

3 January 1996 Doc: IEEE P Frame formats correct? 4.2 M Yes Are RTS frames correctly formatted? M Yes Are the RTS frame control field, address M Yes 0 and duration fields correct? Are CTS frames correctly formatted? M Yes Are the CTS frame control field, address M Yes 0 and duration fields correct? Are ACK frames correctly formatted? M Yes Are the ACK frame control field, address M Yes 0 and duration fields correct? Are PS-PolI frames correctly formated? Cl:M Yes 0 N/AO Are the PS-PolI frame control field, C1:M Yes ON/A 0 address and SID fields correct Are CF-End frames correctly formated? C(1&3):M Yes ON/A Are the CF-End frame control field, C(1&3):: YesON/AO duration and address fields correct? M Are Data frames correctly formatted? M Yes Are Addresses assigned correctly in Data M Yes 0 frames? Is the Address 1 field used to perform M Yes 0 address matching for receive decisions? Is Address 4 field used exclusively for C6:M YesON/AO wireless DS? Is frame body formatted correctly? M Yes Are the correct Data subtypes used M Yes 0 exclusively during contention period? Are the correct Data subtypes used in a C(1&3):M YesON/AO PCF implemenation? Are the correct Data subtypes used in a C4:M Yes ON/A 0 CF-Aware implementation Is duration field set correctly in Data M Yes 0 frames? Are management frames correctly M Yes 0 formatted? Are Addresses assigned correctly in M Yes 0 Management frames? Is duration field set correctly in M Yes 0 Management frames? Is the Beacon management frame format M Yes 0 correct? Is the FH Paramenter set element present C7:M YesON/AO in Beacon frames? Are the values of the fixed fields and M Yes 0 elements within the Beacon frame correct with respect to MIB variable settings for the implementation? Is the CF Paramenter set element present C(1&3):M Yes ON/A 0 in Beacon frames? Is the IBSS Paramenter set element M Yes 0 present in Beacon frames when the ST A is operating within an IBSS? Is the ATIM management frame format C2:M Yes 0 N/A 0 correct? Is the Disassociation management frame M Yes 0 format correct? Submission 3 Simon Black, et al

4 January 1996 Doc: IEEE P / Is the Association Request management C2:M Yes DN/AD frame format correct? Is the Association Response management Cl:M Yes DN/AD frame format correct? Is the Reassociation Request management C2:M Yes 0 N/AD frame format correct? Is the Reassociation Response Cl:M Yes 0 N/AD management frame format correct? Is the Probe Request management frame C2:M Yes 0 N/AD format correct? Is the Probe Response management frame M Yes 0 format correct? Is the Authentication management frame M Yes 0 format correct? Is the Deauthentiaction management C2:M Yes 0 N/AD frame format correct? Are fixed management frame body M Yes 0 components used Is the Authentication Algorithm Number M Yes 0 used correctly in the relevant frames? Is the Authentication Transaction M Yes 0 Sequence Number used correctly in the relevant frames? Does the Beacon Interval appear correctly M Yes 0 in the frames? Does the Capability Information appear M Yes 0 correctly in the relevant frames? Does the Current AP Address appear M Yes 0 correctly in the relevant frames? Does the Listen Interval appear correctly M Yes 0 in the relevant frames? Is the the Station ID assigned correctly in M Yes 0 the relevant frames? Does the Timestamp appear correctly in Yes 0 the relevant frames? Are element management frame body M Yes 0 components formatted Does implementation use defined element M Yes 0 IDs Is the element length field used M Yes Is the TIM element formatted and used M Yes Is the DTIM count decremented M Yes Does the DTIM period appear Cl:M Yes 0 N/AD Is the bitmap control field coded Cl:M Yes 0 N/AD Is the partial virtual bitmap coded Cl:M Yes 0 N/AD Does the implementation correctly C2:M Yes 0 N/AD interpret the partial virtual bitmap? Is the ESSID element formatted correctly M Yes 0 and equivalent to the appropriate MIB variable? Submission 4 Simon Black, et al

5 January 1996 Doc: IEEE P Is the FH parameter set element formatted C7:M Yes 0 N/AO and used Are the dwell time, hop set and hop C7:M Yes 0 N/AO pattern parameters equivalent to the appropriate MIB variables? Is the supported rates element formatted M Yes 0 and used Is the CF parameter set element formatted C(1&3):M Yes 0 N/A 0 and used Are the CFP _Rate, CFP _Max_Duration C(1&3):M Yes 0 N/AO parameters equivalent to the appropriate MIB variables? Is the CFP _DucRemaining parameter C(1&3):M Yes ON/A 0 decremented Is the IBSS parameter set element M Yes 0 formatted and used Is the ATIM Window paramter equivalent M Yes 0 to the appropriate MIB variable? 5.1 Does the station implement Open System M Yes 0 Authentication? Are the contents of Open System M Yes 0 Authentication request frames correct? Does the station respond to an Open M Yes 0 System Authentication request frame with an Open System Authentication response frame? Are the contents of Open System M Yes 0 Authentication response frames correct? Is the result of an Open System M Yes 0 Authentication response "successful" if and only if the system generating the response is not currently using a different authentication algorithm? Is a station that receives a "successful" M Yes 0 rseponse to an Open System Authentication exchange authenticated with the station that sent the response? 5.2 Does the station implement Shared Key C5:M YesON/AO Authentication? Are the contents of Shared Key C5:M Yes 0 N/A 0 Authentication request frames correct, and are these frames sent with WEP off? Does the station respond to a Shared Key C5:M YesON/AO Authentication request frame with a Shared Key Authentication challenge text frame? Are the contents of Shared Key C5:M YesON/AO Authentication challenge text frames correct, and are these frames sent with WEPoff? Does the station respond to a Shared Key C5:M Yes 0 N/A 0 Authentication challenge text frame with a Shared Key Authentication encrypted Submission 5 Simon Black, et al

6 January 1996 Doc: IEEE P challenge text frame? Are the contents of Shared Key C5:M YesON/AO Authentication encrypted challenge text frames correct, and are these frames sent with WEP on? Does the station respond to a Shared Key C5:M YesON/AO Authentication encrypted challenge text frame with a Shared Key Authentication response text frame? Are the contents of Shared Key C5:M Yes ON/A 0 Authentication response frames correct, and are these sent with WEP off? Is the result of a Shared Key C5:M Yes ON/A 0 Authentication exchange "successful" if and only if the decrypted challenge text matches the original challenge text? Is a station that receives a "successful" C5:M Yes ON/A 0 rseponse to a Shared Key Authentication exchange authenticated with the station that sent the response? 5.3 Does each MPDU that is sent with WEP C5:M YesON/AO on expanded? When using the WEP Algorithm, does C5:M YesON/AO each expanded MPDU that is sent with WEP on include a correctly-constructed 32 bit IV field immediately preceding the MPDU data? When using the WEP Algorithm, does C5:M YesON/AO each expanded MPDU that is sent with WEP on include a correctly-computed 32 bit ICV field immediately following the MPDU data? 5.4 Does the station use MAC MIB variables 5.3 C5:M YesON/AO relating to WEP Is the awep _Default MAC MIB variable C5:M YesON/AO set and used correctly for encrypting and decrypting MPDUs? Is the aexclude_unencrypted MAC MIB C5:M Yes ON/A 0 variable set and used correctly for decrypting MPDUs? Are the awep_key_mapping and C5:M Yes 0 N/A 0 a WEP _Key_Mappin~Length MAC MIB variable set and used correctly for encrypting and decrypting MPDUs? Do the values in the C5:M Yes ON/A 0 a WEP _Key_Mapping MIB variable take precedence over the a WEP _Default and a WE_DefaulCKey MAC MIB variables for encrypting and decrypting MPDUs? Is the length of a WEP _Key_Mapping at C5:M YesON/AO least 10? Does the station refrain from ever using a C5:M YesON/AO null WEP key? Submission 6 Simon Black, et al

7 January 1996 Doc: IEEE P /1 6.1 Does Implementation use the virtual M Yes 0 carrier sense mechanism 6.2 ACK Frame protocol correct? 6.2 M Yes Are ACK frames sent within a SIPS time? M Yes Are ACK frames sent only if the received M Yes 0 frame had a correct CRC and the Address 1 field of the frame contained the implementation's MAC address? Are ACK frames not sent if the received M Yes 0 frame is a multicast or broadcast frame? Does the ACK frame tranmitted contain M Yes 0 the address contained in the Address2 field of the frame being acknowledged? 6.3 Random Backoff correct? 6.2 M Yes Is the first frame of a transmision M Yes 0 sequence deffered if the medium is detected busy? Does the implementation wait at least one M Yes 0 DIPS time after the medium goes idle before initiating a transmission sequence? Does the implementation follow the M Yes 0 backoff procedure if the first attempt of the first frame of a transmission sequence is deffered until the medium is idle? Is Random Backoff Time calculated M Yes Do retransmissions increase CW M Yes Are the correct values of CWmin and M Yes 0 CWmax used? Does the backoff time only start a DIPS M Yes 0 period after the medium goes idle at the end of a received ACK or the end of a ACK Timeout? Does the implementation monitor the M Yes 0 medium for carrier activity durring backoff slots and stop the backoff timer? Is the backoff time decremented M Yes Is the backoff time resumed only after the M Yes 0 media is detected idle for a DIFS time? Does the implementation start a deferred M Yes 0 transmission when the backoff timer reaches zero? Is there a random backoff between M Yes 0 successive non-burst transmissions from the implementation? 6.4 RTS/CTS protocol correct? 6.2 M Yes Is an RTS/CTS exchange used by the M Yes 0 implementation for directed frames of length greater than arts_threshold? Is an RTS/CTS exchange not used by the M Yes 0 implementation for directed frames of length less than or equal to Submission 7 Simon Black, et al

8 January 1996 Doc: IEEE P /1 arts_threshold? Is an RTS/CTS exchange not used by the M Yes 0 implementation for broadcast and multicast frames sent with the ToDS bit clear? Is an RTS/CTS exchange used by the M Yes 0 implementation only for the first fragment of an unbroken directed burst when the length of the first fragment of the burst is greater than arts_threshold? Is an RTS/CTS exchange used by the M Yes 0 implementation only for the first fragment of the remainder of burst that has been broken if the length of the fragment is greater than the RTS_Threshold? Do RTS retransmissions follow the M Yes 0 backoff procedure? Does the implementation transmit at most M Yes 0 ashorcretry_limit RTS retransmissions before failing the DATA or Managmenet transmission? Does the implementation transmit at most M Yes 0 ashort_retry _Max frame retransmissions of a Data or Management frame of length less than or equal arts_threshold before failing the frame transmission? Does the implementation transmit at most M Yes 0 along_retry _Max frame retransmissions of a Data or Management frame of length greater than arts_threshold before failing the frame transmission? 6.5 NA V protocol correct 6.2 M Yes Does the implementation only update its M Yes 0 NA V if the received frame is not addressed to the implementation and only if the NA V value is greater than the current NA V value? Is the implementation's NAV accurate to M Yes 0 1 microsecond of the busy/free condition of the medium? 6.6 Is there a SIFS time spacing between each M Yes 0 frame of a directed burst sequence? 6.7 DUplicate detetion and recovery correct? 6.2 M Yes Does the implementation discard M Yes 0 duplicate received fragments? Are broadcast/multicast fragmented M Yes 0 frames sent with a SIPS spacing? Does the implementation discard M Yes 0 duplicate received frames? Does the implementation keep a cache of M Yes 0 recently-received <source address, sequence number, fragment number> tuples? Does the implementation ackowledge M Yes 0 Submission 8 Simon Black, et al

9 January 1996 Doc: IEEE P /1 duplicate frames? 6.8 PCF protocol correct? 6.3 C3:M Yes 0 N/AD Do CF-Aware STAs and Point 6.3 C(3+4):M Yes 0 N/A 0 Coordinator never use RTS in contention free period? Does Point coordinator never poll non 6.3 C3:M Yes 0 N/A 0 CF-Aware STAs? Is Point Coordiantion Function (PCF) 6.3 C3:M Yes 0 N/AD activated by setting acfp _Max_Duartion to a non-zero value? Is a Beacon frame containg a DTIM C3:M YesDN/AD element generated at the start of a CFP? Do CFPs occur at acfp _Rate? C3:M Yes 0 N/A Is the length of the CFP less than, or C3:M Yes 0 N/A 0 equal to acfp _Max_Durationn? 6.9 Fragmentation protocol correct? 6.4 M Yes Are all fragment payloads of an MSDU, 6.4 M Yes 0 except the last, an equal number of octets? Is the last fragment payload smaller than 6.4 M Yes 0 or equal to the previous fragments of the same MSDU? When WEP is not invoked, s the payload 6.4 M Yes 0 of all fragments of an MSDU smaller than or equal to afragmentation_ Threshold? Is the payload of all fragments of an 6.4 C5:M Yes DN/A 0 MSDU smaller than or equal to the 5.2 payload size plus the size of the IV and the ICV? When a fragment is retransmitted, are 6.4 M Yes 0 the contents and size of the payload the same as when it was first transmitted? Can any size fragment, less than 6.4 M Yes 0 afragmentation_threshold plus the size ofiv and ICV, be received? Do all fragments of an MSDU have the 6.4 M Yes 0 same Sequence Number in the Sequence Control Field? Does the first or only fragment of an 6.4 M Yes 0 MSDU have Fragment Number equal to zero in the Sequence Control Field? Do sequential fragments of an MSDU 6.4 M Yes 0 have Fragment Numbers, in the Sequence Control Field, which increment by one? Is the More Fragments bit in the Frame 6.4 M Yes 0 Control Field one for all but the last or only fragment, in which it is zero? When there is not enough time 6.4 C7:M Yes 0 N/AD remaining in the current dwell to Submission 9 Simon Black, et al

10 January 1996 Doc: IEEE P /1 transmit a fragment and receive an ACK, is the defer and backoff procedure described in reference subclause followed? When the time from the first fragment 6.4 M Yes 0 transmission attempt exceeds amax_ TransmiCMSDU _Lifetime without having completed transmission of the MSDU, does the attempt to complete transmission of the MSDU cease? 6.10 Reassembly protocol correct? 6.5 M Yes Is an MSDU correctly reassembled 6.5 M Yes 0 regardless of the order in which the fragments are received? Are up to 6 MSDUs correctly 6.5 M Yes 0 reassembled when the fragments of those MSDUs are received interleaved? When the time from receipt of the first 6.5 M Yes 0 fragment of an MSDU exceeds amax_receive_msdu _Lifetime without receipt all fragments of that MSDU, are all received fragments of that MSDU discarded? Are duplicate fragments of an MSDU 6.5 M Yes 0 discarded? Are duplicate fragments of a directed 6.5 M Yes 0 MSDU acknowledged? Are all Control Frames and 6.6 M Yes 0 MulticastIBroadcast frames transmitted at one of the rates in abss Basic Rate Set? Submission 10 Simon Black, et al

11 January 1996 Doc: IEEE P /1 8.1 Is a local TSF timer maintained? M Yes Is the TSF timer started independently of C1:M YesON/AO other simultaneously started APs? Does the station adopt the time stamp in C2:M YesON/AO Beacons sent from an AP as the local TSFtimer? Are Beacons generated every C1:M YesON/AO abeacon_period time units? Does the station in an IBSS adopt the M Yes 0 time stamp of a Beacon or Probe Response whose value is greater than the Station's TSF timer? Does the station set its TSF timer to zero M Yes 0 and refrain from transmitting Beacons or Probe Responses when joining an IBSS until it has received a Beacon or Probe Response from a member of the IBSS? Does the TSF timer have a modulus of M Yes ? Does the station transmit the value of the M Yes 0 station At each TBTT, does the station correctly M Yes 0 determine when to transmit a Beacon? Does the station correctly update the M Yes 0 value of its TSF timer? Is the TSF timer accurate to M Yes %? 8.2 Does the station perform scanning? M Yes Does the station perform active scanning M Yes 0 and passive scanning as determined by ascan_mode and ascan_state? When scanning passively, does the M Yes 0 station listen to each channel scanned for no longer than apassive_scan_duration? Does the station properly send Probe M Yes 0 Responses? Does the station remain awake after M Yes 0 sending a Beacon and respond to Probe frames? Does the station always remain in the Cl:M YesON/AO Awake state? Does the station follow the active M Yes 0 scanning procedure? To initialize a BSS, does the station Cl:M YesON/AO select a BSSID, select channel synchronization information, select a beacon interval, initialize the TSF time and begin transmitting Beacons? Does the station perform the procedure C(!1):M YesON/AO to initialize a BSS or to synchronize with abss? When operating in an infrastructure BSS, C(!l):M YesON/AO does the station always adopt the tier Submission 11 Simon Black, et al

12 January 1996 Doc: IEEE P /1 value in the Beacon from the AP with which it is associated? When operating in an IBSS, does the C(!1):M YesON/AO station always adopt the information in the Beacon or Probe Response as required? Does the station implement the timer C7:M YesON/AO synchronization? Does the station maintain the required C7:M YesON/AO tables of hoppin~ sequences? 8.3 Does the station transition between C2:M YesON/AO power states appropriately, according to apower Management Mode? 8.4 Does the AP identify stations for which Cl:M Yes ON/A 0 MSDUs are buffered by properly setting bits in the TIM? Does the AP identify indicate the Cl:M YesON/AO presence of buffered broadcast and multicast frames by setting SID bit zero in the TIM? Does the AP transmit buffered broadcast Cl:M Yes ON/A 0 and multicast frames prior to unicast frames after a DTIM? Does the AP transmit a TIM with every Cl:M YesON/AO Beacon? Does the AP transmit a TIM of type Cl:M YesON/AO DTIM every adtim_interval rather than a TIM? 8.5 Does the AP maintain a power CI:M YesON/AO management status for each currently associated station? Does the AP buffer MSDUs for PS Cl:M Yes ON/A 0 stations? Does the AP transmit frames for AM Cl:M Yes ON/A 0 stations directly? Does the AP properly format the TIM Cl:M YesON/AO field and transmit it in the Beacon? Does the AP buffer all broadcast and Cl:M YesON/AO multicast frames if any stations are in PS mode? Does the AP transmit all buffered Cl:M YesON/AO broadcast and multicast frames and set the MoreData bit properly after every DTIM? Does the AP respond to a PS Poll by Cl:M Yes ON/A 0 sending a single MSDU with the More Data bit set apprpriately to indicate the presence of further buffered MSDUs? Does the AP implement an aging Cl:M Yes ON/AO function to delete buffered MSDUs? When informed that a station has Cl:M YesON/AO changed to the Active Mode, does the AP send bufeered MSDUs to the station without waiting for a PS Poll? Submission 12 Simon Black, et al

13 January 1996 Doc: IEEE P /1 8.6 Does the AP maintain a power C(1&3):M YesDN/AD management status for each associated CF-Aware station? Does the AP set the bits in the TIM field C(1&3):M YesDN/AD Does the AP transmitted to CF-Aware C(1&3):M YesDN/AD stations appropriately? Does the AP transmit frames to a CF C(1&3):M Yes DN/A 0 Aware station under control of the point coordinator when the CF-Aware station is detected to change from PS to AM? 8.7 Does the station awaken after C2:M Yes DN/A 0 alisten_interval to receive the next scheduled Beacon? Does the station issue PS Pols frames C2:M YesDN/AD appropriately? Does the station remain in the Awake C2:M YesDN/AD state until a response to its PS Poll is received or until a Beacon whose TIM indicates the presence of no further buffered traffic for the station? Does the station issue another PS Poll C2:M Yes DN/A 0 frame if the More Data bit in a received frame indicates that more MSDUs are buffered for that station? Does the station wake up to receive C2:M Yes 0 N/A 0 every DTIM? Does the station remain awake until the C2:M Yes 0 N/A 0 More Data bit of the broadcast/multicast frames indicate that no further broadcast/multicast MSDUs are buffered? 8.8 Does the station enter the Awake state to C(2&4):M YesDN/AD receive the Beacon at the start of each contention free period? Does the station remain in the Awake C(2&4):M YesDN/AD state when it detects its bit is set in the DTIM or subsequent TIMs of the contention free period until it receives a directed MSDU from the AP with the More Date bit indicating no further buffered traffic? 8.9 Does the AP implement an aging Cl:M YesDN/AD function based on the alisten_interval of each station for which traffic is buffered? Does the aging function prevent frames Cl:M YesDN/AD being discarded after any period shorter than alisten_interval of each station for which traffic is buffered? 8.10 When in PS mode in an IBSS, does the M Yes 0 station initialize its power management as described? When in an IBSS, does the station enter M Yes 0 PS mode only if the value of the Submission 13 Simon Black, et al

14 January 1996 Doc: IEEE P /1 ATIM_ Window is greater than zero? When in an IBSS, does the station transit M Yes 0 between the awake and doze states as required? When power management is in use in an M Yes 0 IBSS, does the station buffer MSDUs for stations known to be in PS mode? When in an IBSS, does the station M Yes 0 transmit the ATIM frame as described? When in an IBSS, does the station M Yes 0 acknowledge received ATIM frames? When in an IBSS, does the station M Yes 0 prevent the transmission of frames other than the A TIM during the A TIM window? When in an IBSS, does the station M Yes 0 continue to buffer frames for station known to be in PS mode until an acknowledgment the ATIM is received? When in an IBSS, does the station begin M Yes 0 transmission of buffered frames immediately following the ATIM window, as described? When in an IBSS, does the station retain M Yes 0 the buffered MSDU and announce it again with an A TIM in the next A TIM window, if the station is unable to transmit the MSDU during the beacon interval in which it was announced? 8.11 Does the station implement the C2:M YesON/AO association procedure? Does the AP implement the association Cl:M YesON/AO procedure? Does the station implement the C2:M YesON/AO reassociation procedure? Does the AP implement the reassociation Cl:M YesON/AO procedure? 8.12 Management Information Base Does the station implement the SMT M Yes 0 object class? Does the station implement the MAC M Yes 0 object class? Does the station implement the Resource M Yes 0 Type object class? Submission 14 Simon Black, et al

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