MTP咋总是DOWN呀

[root@gw1 ~]# asterisk -r
Asterisk 1.4.21.2, Copyright (C) 1999 - 2008 Digium, Inc. and others.
Created by Mark Spencer <This email address is being protected from spambots. You need JavaScript enabled to view it.>
Asterisk comes with ABSOLUTELY NO WARRANTY; type 'core show warranty' for detail s.
This is free software, with components licensed under the GNU General Public
License version 2 and other licenses; you are welcome to redistribute it under
certain conditions. Type 'core show license' for details.
=========================================================================
Connected to Asterisk 1.4.21.2 currently running on gw1 (pid = 3172)
Verbosity is at least 3
[Oct 27 11:02] NOTICE[3315]: mtp.c:1426 process_msu: Got unknown/spare signal ling network testing and maintenance message code H0=0x9/H1=0x8 on link 'l1'.
[Oct 27 11:02] WARNING[3315]: mtp.c:942 timeout_sltm_t1: No SLTA received wit hin Q.707 timer T1, trying again on link 'l1'.
[Oct 27 11:02] NOTICE[3315]: mtp.c:1042 mtp2_process_lssu: Got status indicat ion 'OS' while INSERVICE on link 'l1'.
[Oct 27 11:02] WARNING[3315]: chan_ss7.c:622 process_event: MTP is now DOWN o n link 'l1'.
[Oct 27 11:02] NOTICE[3315]: mtp.c:593 mtp_changeover: MTP changeover last_ac k=2, last_sent=2, from schannel 16, no INSERVICE schannel found
[Oct 27 11:02] NOTICE[3315]: mtp.c:597 mtp_changeover: Failover not possible, no other signalling link and no other host available.
[Oct 27 11:02] NOTICE[3315]: mtp.c:1165 mtp2_good_frame: Sending TRA to peer on link 'l1'....
[Oct 27 11:02] NOTICE[3315]: mtp.c:1426 process_msu: Got unknown/spare signal ling network testing and maintenance message code H0=0x9/H1=0x8 on link 'l1'.
[Oct 27 11:02] NOTICE[3315]: mtp.c:1426 process_msu: Got unknown/spare signal ling network testing and maintenance message code H0=0x9/H1=0x8 on link 'l1'.
[Oct 27 11:02] WARNING[3315]: mtp.c:942 timeout_sltm_t1: No SLTA received wit hin Q.707 timer T1, trying again on link 'l1'.
[Oct 27 11:02] NOTICE[3315]: mtp.c:1042 mtp2_process_lssu: Got status indicat ion 'OS' while INSERVICE on link 'l1'.
[Oct 27 11:02] WARNING[3315]: chan_ss7.c:622 process_event: MTP is now DOWN o n link 'l1'.
[Oct 27 11:02] NOTICE[3315]: mtp.c:593 mtp_changeover: MTP changeover last_ac k=2, last_sent=2, from schannel 16, no INSERVICE schannel found
[Oct 27 11:02] NOTICE[3315]: mtp.c:597 mtp_changeover: Failover not possible, no other signalling link and no other host available.
[Oct 27 11:02] NOTICE[3315]: mtp.c:1165 mtp2_good_frame: Sending TRA to peer on link 'l1'....
[Oct 27 11:02] NOTICE[3315]: mtp.c:1426 process_msu: Got unknown/spare signal ling network testing and maintenance message code H0=0x9/H1=0x8 on link 'l1'.
[Oct 27 11:02] NOTICE[3315]: mtp.c:1426 process_msu: Got unknown/spare signal ling network testing and maintenance message code H0=0x9/H1=0x8 on link 'l1'.
[Oct 27 11:02] WARNING[3315]: mtp.c:942 timeout_sltm_t1: No SLTA received wit hin Q.707 timer T1, trying again on link 'l1'.
[Oct 27 11:02] NOTICE[3315]: mtp.c:1042 mtp2_process_lssu: Got status indicat ion 'OS' while INSERVICE on link 'l1'.
[Oct 27 11:02] WARNING[3315]: chan_ss7.c:622 process_event: MTP is now DOWN o n link 'l1'.
[Oct 27 11:02] NOTICE[3315]: mtp.c:593 mtp_changeover: MTP changeover last_ac k=2, last_sent=2, from schannel 16, no INSERVICE schannel found
[Oct 27 11:02] NOTICE[3315]: mtp.c:597 mtp_changeover: Failover not possible, no other signalling link and no other host available.
[Oct 27 11:02] NOTICE[3315]: mtp.c:1165 mtp2_good_frame: Sending TRA to peer on link 'l1'....
[Oct 27 11:02] NOTICE[3315]: mtp.c:1426 process_msu: Got unknown/spare signa ling network testing and maintenance message code H0=0x9/H1=0x8 on link 'l1'.
[Oct 27 11:02] NOTICE[3315]: mtp.c:1426 process_msu: Got unknown/spare signa ling network testing and maintenance message code H0=0x9/H1=0x8 on link 'l1'.
[Oct 27 11:03] WARNING[3315]: mtp.c:942 timeout_sltm_t1: No SLTA received wi hin Q.707 timer T1, trying again on link 'l1'.
[Oct 27 11:03] NOTICE[3315]: mtp.c:1042 mtp2_process_lssu: Got status indica ion 'OS' while INSERVICE on link 'l1'.
[Oct 27 11:03] WARNING[3315]: chan_ss7.c:622 process_event: MTP is now D n link 'l1'.
[Oct 27 11:03] NOTICE[3315]: mtp.c:593 mtp_changeover: MTP changeover la k=2, last_sent=2, from schannel 16, no INSERVICE schannel found
[Oct 27 11:03] NOTICE[3315]: mtp.c:597 mtp_changeover: Failover not poss no other signalling link and no other host available.
[Oct 27 11:03] NOTICE[3315]: mtp.c:1165 mtp2_good_frame: Sending TRA to on link 'l1'....
[Oct 27 11:03] NOTICE[3315]: mtp.c:1426 process_msu: Got unknown/spare s ling network testing and maintenance message code H0=0x9/H1=0x8 on link 'l1
[Oct 27 11:03] NOTICE[3315]: mtp.c:1426 process_msu: Got unknown/spare s ling network testing and maintenance message code H0=0x9/H1=0x8 on link 'l1
[Oct 27 11:03] WARNING[3315]: mtp.c:942 timeout_sltm_t1: No SLTA receive hin Q.707 timer T1, trying again on link 'l1'.
[Oct 27 11:03] NOTICE[3315]: mtp.c:1042 mtp2_process_lssu: Got status in ion 'OS' while INSERVICE on link 'l1'.
[Oct 27 11:03] WARNING[3315]: chan_ss7.c:622 process_event: MTP is now D n link 'l1'.
[Oct 27 11:03] NOTICE[3315]: mtp.c:593 mtp_changeover: MTP changeover la k=2, last_sent=2, from schannel 16, no INSERVICE schannel found
[Oct 27 11:03] NOTICE[3315]: mtp.c:597 mtp_changeover: Failover not poss no other signalling link and no other host available.
[Oct 27 11:03] NOTICE[3315]: mtp.c:1165 mtp2_good_frame: Sending TRA to on link 'l1'....
[Oct 27 11:03] NOTICE[3315]: mtp.c:1426 process_msu: Got unknown/spare s ling network testing and maintenance message code H0=0x9/H1=0x8 on link 'l1
gw1*CLI>

你把zapata.conf和ss7.conf贴上来，另外把你的E1连接以及局端的配置参数也写下来。

/etc/zaptel.conf:

# Global data
loadzone = us
defaultzone = us

#Span: E1 PRI/SS7
span = 1,1,0,ccs,hdb3
#span = 2,2,0,ccs,hdb3
#span = 3,3,0,ccs,hdb3
#span = 4,4,0,ccs,hdb3

#Channel: E1 Chan_SS7
bchan = 1-31
#bchan = 32-62
#bchan = 63-93
#bchan = 94-124

---

/etc/asterisk/ss7.conf:

[linkset-ls1]
enabled => yes
enable_st => yes
use_connect => no
hunting_policy => even_mru
context => default
language => en
subservice => auto

[link-l1]
linkset => ls1
channels => 1-15,17-31
schannel => 16
firstcic => 1
enabled => yes

echocancel => no
echocan_train => 350
echocan_taps => 128

;[link-l2]
;linkset => ls1
;channels => 1-31
;schannel =>
;firstcic => 33
;enabled => yes

;[link-l3]
;linkset => ls1
;channels => 1-31
;schannel =>
;firstcic => 65
;enabled => yes

;[link-l4]
;linkset => ls1
;channels => 1-31
;schannel =>
;firstcic => 97
;enabled => yes

[host-gw1]
enabled => yes
opc => 0x222258
dpc => ls1:0x298950
links => l1:1
;links => l1:1,l2:2,l3:3,l4:4

D410P卡，目前只开了一个E1测试，接在SPAN1上的，使用的信令是SS7_ISUP，
DPC: 298950，OPC: 222258

我都折腾一个月了，业务都堆起来了，这破玩意老弄不好，能麻烦快点帮我解决一下吗？

还需要我提供啥资料吗？