Ricoh B079 - B-Channel Link Layer; D-Channel Network Layer

B547 26 SM
2.2.4 D-CHANNEL NETWORK LAYER
Code Probable Cause Action
7-40 Insufficient mandatory information elements 3
7-41 Abnormal LI for a mandatory information element 3
7-42 T301 timeout; timeout while waiting for R:CONN 3
7-43 T303 timeout; timeout while waiting for R: CALL-PROC etc. 3
7-44 T304 timeout; timeout while waiting for R: CALL-PROC etc. 3
7-45 T305 timeout; timeout while waiting for R:REL 3
7-46 T308 timeout; timeout while waiting for R:REL-COMP 3
7-47 T310 timeout; timeout while waiting for R: ALERT etc. 3
7-48 T313 timeout; timeout while waiting for R:CONN-ACK 3
7-49 Internal error 3
7-51 Release call reference during communication 3
2.2.5 B-CHANNEL LINK LAYER
Code Probable Cause Action
7-60 T3 timeout; timeout while waiting for flag 4
7-61 T3 timeout; timeout while waiting for SABM during an incoming call 4
7-62 T1 timeout x N2; timeout while waiting for UA after sending SABM 5
7-63
T1 timeout x N2; timeout while waiting for a response to a transmitted
S frame (P=1)
5
7-64
T1 timeout x N2; timeout while waiting for SABM or DISC after sending
FRMR
5
7-65 T1 timeout x N2; timeout while waiting for a response to DISC 5
7-66 RNR x N2 (other end busy, RCB counter error) 5
7-67 Invalid (Ad) frame received 5
7-68 Invalid short frame received 5
7-69 Link reset error 5
7-70 FRMR received 5
7-71 Non-standard (Cn) frame received 5
7-72 An S or U frame having an information field was received 5
7-73 A frame longer than the maximum N1 length was received 5
7-74 An S or I frame having an N(R) error was received 5
7-75 CRC error 3
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