Juniper SRX Series Manual page 224

SRX Series Services Gateways for the Branch Physical Interface Modules Reference
200
Table 103: X.21 DTE Cable Pinouts for the 8-Port Serial GPIM (continued)
VHDCI-68 DB-15 (1)
Pin Pin
T51 8
T14 9
T48 10
T39 11
T40 12
T36 13
T35 to T33
T1 to T3
T52
T34
T68
T59
T60
T56
T55
T32
T66
T57
T58
DB-15 (2)
Pin Dir Pair
O Pair 1
O Pair 2
I Pair 3
I Pair 4
I Pair 5
1
2 O Pair 1
3 O Pair 2
4 I Pair 3
5 I Pair 4
6 I Pair 5
8
9 O Pair 1
10 O Pair 2
11 I Pair 3
12 I Pair 4
Pairing Description
Shield Ground
T16 Send Data (B)
T50 Request to Send
(B)
T41 Receive Data (B)
T42 Clear to Send
(B)
T38 Receive Timing
(B)
Protocol
Identifier_2
Protocol Mode
Shield Ground
T32 Send Data (A)
T66 Request to Send
(A)
T57 Receive Data
(A)
T58 Clear to Send
(A)
T54 Receive Timing
(A)
Shield Ground
T34 Send Data (B)
T68 Request to Send
(B)
T59 Receive Data (B)
T60 Clear to Send
(B)
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