Re: idle-timeout

From: Dillon Yang (gzdillon@hotmail.com)
Date: Tue Mar 22 2005 - 12:57:57 GMT-3


Hi, Ed:

 Really? The page : http://www.cisco.com/univercd/cc/td/doc/product/software/ios122/122cgcr/fdial_r/drfd.htm#wp1042890
has a note that just "traffic" will reset the timer, I can not understand why the DOCCD can not explain my test. So have you any quote for the "interesting"?

TIA
dillon

----- Original Message -----
From: "Ed Lui" <edwlui@gmail.com>
To: "Dillon Yang" <gzdillon@hotmail.com>
Sent: Tuesday, March 22, 2005 11:45 PM
Subject: Re: idle-timeout

> There is no interestng traffic on r1. R2 brings up the line and
> disconnect after idle timeout(20secs). Only interesting traffic reset
> the timer, other traffic don't reset. Just a wild guess.
>
>
> --
> Edward
> A+.Net+.MCP.MCP+I.MCSE.CCNA.CCNP
>
> On Tue, 22 Mar 2005 23:22:37 +0800, Dillon Yang <gzdillon@hotmail.com> wrote:
> > Hi, group:
> >
> > I want somebody to help me on the command. You see, I set idle-timeout 20 and made a big PING.
> > So the 2-way traffice exist, I think the link is not IDLE. but at the 01:00:21 the DDR disconnect the call. Why?
> >
> > TIA
> > dillon
> >
> > === Test one ===
> >
> > r1#p 172.16.12.2 rep 1000 size 500
> >
> > Type escape sequence to abort.
> > Sending 1000, 500-byte ICMP Echos to 172.16.12.2, timeout is 2 seconds:
> > ...
> > *Mar 1 01:00:01: %LINK-3-UPDOWN: Interface BRI0:1, changed state to up.! <-- actived by R2
> >
> > ( At the same time, back to R2, made a PING to bring up the link )
> >
> > *Mar 1 01:00:01: BR0:1 DDR: dialer protocol up!!!!!!!
> > *Mar 1 01:00:02: %LINEPROTO-5-UPDOWN: Line protocol on Interface BRI0:1, changed state to
> > up!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
> > *Mar 1 01:00:07: %ISDN-6-CONNECT: Interface BRI0:1 is now connected to 5550222 !!!!!!!!!!
> > !!!!!!!!!!!!
> > !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
> > *Mar 1 01:00:21: BR0:1 DDR: idle timeout
> > *Mar 1 01:00:21: BR0:1 DDR: disconnecting call
> > *Mar 1 01:00:21: %ISDN-6-DISCONNECT: Interface BRI0:1 disconnected from 5550222 , call l
> > asted 20 seconds
> > *Mar 1 01:00:21: %LINK-3-UPDOWN: Interface BRI0:1, changed state to down
> > *Mar 1 01:00:21: BR0:1 DDR: disconnecting call.
> >
> > *Mar 1 01:00:22: %LINEPROTO-5-UPDOWN: Line protocol on Interface BRI0:1, changed state to
> > down.................................
> > Success rate is 78 percent (135/173), round-trip min/avg/max = 132/137/216 ms
> >
> > Current configuration : 264 bytes
> > !
> > interface BRI0
> > ip address 172.16.12.1 255.255.255.0
> > encapsulation ppp
> > dialer idle-timeout 20
> > dialer map ip 172.16.12.2 broadcast 5550222
> > dialer map ip 172.16.12.2 broadcast 5550444
> > isdn switch-type basic-ni
> > isdn spid1 555011101
> > isdn spid2 555022201
> > end
> >
> > ======= Test two ======
> >
> > ( Make a telnet session from R2 to R1, then 2-way traffic exist. But it disconnect after 20 second )
> > r2#172.16.12.1
> > Trying 172.16.12.1 ...
> > *Mar 1 01:19:42: BR0 DDR: Dialing cause ip (s=172.16.12.2, d=172.16.12.1)
> > *Mar 1 01:19:42: BR0 DDR: Attempting to dial 5550111
> > *Mar 1 01:19:42: %LINK-3-UPDOWN: Interface BRI0:1, changed state to up
> > *Mar 1 01:19:42: BR0:1 DDR: dialer protocol up
> > *Mar 1 01:19:43: %LINEPROTO-5-UPDOWN: Line protocol on Interface BRI0:1, changed state to
> > upOpen
> >
> > r1#s dial
> >
> > *Mar 1 01:19:48: %ISDN-6-CONNECT: Interface BRI0:1 is now connected to 5550111
> > BRI0 - dialer type = ISDN
> >
> > Dial String Successes Failures Last DNIS Last status
> > 5550444 0 0 never -
> > 5550222 0 0 never -
> > 0 incoming call(s) have been screened.
> > 0 incoming call(s) rejected for callback.
> >
> > BRI0:1 - dialer type = ISDN
> > Idle timer (20 secs), Fast idle timer (20 secs)
> > Wait for carrier (30 secs), Re-enable (15 secs)
> > Dialer state is data link layer up
> > Time until disconnect 12 secs <------------------------- Here !
> > Connected to 5550222
> >
> > BRI0:2 - dialer type = ISDN
> > Idle timer (20 secs), Fast idle timer (20 secs)
> > Wait for carrier (30 secs), Re-enable (15 secs)
> > Dialer state is idle
> > r1#s dial
> >
> > BRI0 - dialer type = ISDN
> >
> > Dial String Successes Failures Last DNIS Last status
> > 5550444 0 0 never -
> > 5550222 0 0 never -
> > 0 incoming call(s) have been screened.
> > 0 incoming call(s) rejected for callback.
> >
> > BRI0:1 - dialer type = ISDN
> > Idle timer (20 secs), Fast idle timer (20 secs)
> > Wait for carrier (30 secs), Re-enable (15 secs)
> > Dialer state is data link layer up
> > Time until disconnect 7 secs <------------------------- Here !
> > Connected to 5550222
> >
> > BRI0:2 - dialer type = ISDN
> > Idle timer (20 secs), Fast idle timer (20 secs)
> > Wait for carrier (30 secs), Re-enable (15 secs)
> > Dialer state is idle
> > r1#s dial
> >
> > BRI0 - dialer type = ISDN
> >
> > Dial String Successes Failures Last DNIS Last status
> > 5550444 0 0 never -
> > 5550222 0 0 never -
> > 0 incoming call(s) have been screened.
> > 0 incoming call(s) rejected for callback.
> >
> > BRI0:1 - dialer type = ISDN
> > Idle timer (20 secs), Fast idle timer (20 secs)
> > Wait for carrier (30 secs), Re-enable (15 secs)
> > Dialer state is data link layer up
> > Time until disconnect 2 secs <------------------------- Here !
> > Connected to 5550222
> >
> > BRI0:2 - dialer type = ISDN
> > Idle timer (20 secs), Fast idle timer (20 secs)
> > Wait for carrier (30 secs), Re-enable (15 secs)
> > Dialer state is idle
> >
> > r1#s dial
> >
> > BRI0 - dialer type = ISDN
> >
> > Dial String Successes Failures Last DNIS Last status
> > 5550444 0 0 never -
> > 5550222 0 0 never -
> > 0 incoming call(s) have been screened.
> > 0 incoming call(s) rejected for callback.
> >
> > BRI0:1 - dialer type = ISDN
> > Idle timer (20 secs), Fast idle timer (20 secs)
> > Wait for carrier (30 secs), Re-enable (15 secs)
> > Dialer state is data link layer up
> > Time until disconnect 0 secs <------------------------- Here !
> > Connected to 5550222
> >
> > BRI0:2 - dialer type = ISDN
> > Idle timer (20 secs), Fast idle timer (20 secs)
> > Wait for carrier (30 secs), Re-enable (15 secs)
> > Dialer state is idle
> > r1#
> > *Mar 1 01:20:02: %ISDN-6-DISCONNECT: Interface BRI0:1 disconnected from 5550111 , call l
> > asted 19 seconds
> > *Mar 1 01:20:02: %LINK-3-UPDOWN: Interface BRI0:1, changed state to down
> > *Mar 1 01:20:02: BR0:1 DDR: disconnecting call
> > *Mar 1 01:20:03: %LINEPROTO-5-UPDOWN: Line protocol on Interface BRI0:1, changed state to
> > down
> >
> > ====
> >
> > _______________________________________________________________________
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