diff options
Diffstat (limited to 'usr.sbin/i4b/isdntrace/isdntrace.8')
| -rw-r--r-- | usr.sbin/i4b/isdntrace/isdntrace.8 | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/usr.sbin/i4b/isdntrace/isdntrace.8 b/usr.sbin/i4b/isdntrace/isdntrace.8 index 4017dd1..2d06664 100644 --- a/usr.sbin/i4b/isdntrace/isdntrace.8 +++ b/usr.sbin/i4b/isdntrace/isdntrace.8 @@ -55,8 +55,9 @@ .Op Fl R Ar unit .Op Fl T Ar unit .Sh DESCRIPTION +The .Nm -is part of the isdn4bsd package and is used to provide the user with a +utility is part of the isdn4bsd package and is used to provide the user with a mnemonic display of the layers 1, 2 and 3 protocol activities on the D channel and hex dump of the B channel(s) activities. .Pp @@ -171,7 +172,9 @@ of the 1TR6 protocol is included but not supported since i dont have any longer access to a 1TR6 based ISDN installation.) .El .Pp -.Nm Isdntrace +The +.Nm +utility automatically detects the layer 3 protocol being used by looking at the Protocol Discriminator (see: Q.931/1993 pp. 53). .Sh FILES |
