[問題] 網路容易斷線、ping值忽高忽低

看板Broad_Band (寬頻網路)作者zhucc (阿朱哥)時間10年前 (2015/10/26 15:37)推噓1(1推 0噓 19→)

留言20則, 5人參與討論串1/1

最近搬了辦公室後感覺機器很容易斷線網路用的是中華電信光世代負責撥接的是一台安裝 centos 的主機斷線的時候看 /var/log/message 通常都會看到 Oct 26 14:00:18 pppd[16759]: No response to 3 echo-requests Oct 26 14:00:18 pppd[16759]: Serial link appears to be disconnected. Oct 26 14:00:18 pppd[16759]: Connect time 6875.0 minutes. Oct 26 14:00:18 pppd[16759]: Sent 4210764535 bytes, received 2343367080 bytes. Oct 26 14:00:24 pppd[16759]: Connection terminated. Oct 26 14:00:24 pppd[16759]: Modem hangup Oct 26 14:00:24 pppoe[16760]: read (asyncReadFromPPP): Session 676: Input/output error Oct 26 14:00:24 pppoe[16760]: Sent PADT Oct 26 14:00:24 pppd[16759]: Exit. Oct 26 14:00:24 pppoe-connect: PPPoE connection lost; attempting re-connection. Oct 26 14:00:29 pppd[19295]: pppd 2.4.5 started by root, uid 0 Oct 26 14:00:29 pppd[19295]: Using interface ppp0 Oct 26 14:00:29 pppd[19295]: Connect: ppp0 <--> /dev/pts/1 Oct 26 14:00:29 pppoe[19296]: PPP session is 6187 (0x182b) Oct 26 14:00:30 pppd[19295]: PAP authentication succeeded 剛剛持續的 ping 168.95.1.1 結果沒幾分鐘ping值就會飆高、然後再降下來 64 bytes from 168.95.1.1: icmp_seq=59 ttl=250 time=5.15 ms 64 bytes from 168.95.1.1: icmp_seq=60 ttl=250 time=6.84 ms 64 bytes from 168.95.1.1: icmp_seq=61 ttl=250 time=5.89 ms 64 bytes from 168.95.1.1: icmp_seq=62 ttl=250 time=5.86 ms 64 bytes from 168.95.1.1: icmp_seq=63 ttl=250 time=6.90 ms 64 bytes from 168.95.1.1: icmp_seq=64 ttl=250 time=70.8 ms 64 bytes from 168.95.1.1: icmp_seq=65 ttl=250 time=68.9 ms 64 bytes from 168.95.1.1: icmp_seq=66 ttl=250 time=67.8 ms 64 bytes from 168.95.1.1: icmp_seq=67 ttl=250 time=67.1 ms 64 bytes from 168.95.1.1: icmp_seq=68 ttl=250 time=66.9 ms 64 bytes from 168.95.1.1: icmp_seq=69 ttl=250 time=65.9 ms 64 bytes from 168.95.1.1: icmp_seq=70 ttl=250 time=118 ms 進小烏龜的設定裡面 Statistics -- xDSL VDSL Training Status: Showtime VDSL Profile: Profile 30a Traffic Type: PTM Mode VDSL Port Details Upstream Downstream Line Rate: 41.981 Mbps 100.164 Mbps Actual Net Data Rate: 41.907 Mbps 100.016 Mbps Trellis Coding: ON ON SNR Margin: 15.0 dB 15.0 dB Actual Delay: 4 ms 5 ms Transmit Power: -0.6 dBm 4.8 dBm Receive Power: -18.1 dBm -4.4 dBm Actual INP: 24.0 symbols 36.0 symbols Total Attenuation: 20.6 dB 9.1 dB Attainable Net Data Rate: 94.051 Mbps 158.245 Mbps VDSL Band Status U0 U1 U2 U3 D1 D2 D3 Line Attenuation(dB): N/A 8 .1 11.4 20.1 4 .8 10.3 17.3 Signal Attenuation(dB): N/A 11.3 14.0 22.8 4 .7 10.3 17.3 SNR Margin(dB): N/A 15.0 15.0 15.0 16.3 16.8 16.1 Transmit Power(dBm): N/A -18.1 -8 .7 2 .2 -1 .0 -1 .6 1 .7 DS US Since Link time = 13 days 1 hours 2 min 57 sec FEC: 179 1888 Previous 1 day time = 24 hours 0 sec FEC: 22 116 Total time = 1 days 1 hours 4 min 32 sec FEC: 179 1888 UAS: 31 31 辦公室另外還有一路固定制 6IP的線路兩台小烏龜各拉一條線到同一台switch、然後再接電腦使用請問這樣我該報修嗎？另外問、這樣的架構、兩台小烏龜的IP都是 192.168.1.1 會影響使用嗎？ -- ※ 發信站: 批踢踢實業坊(ptt.cc), 來自: 220.132.170.2 ※ 文章網址: https://www.ptt.cc/bbs/Broad_Band/M.1445845058.A.67E.html

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tustarosa

10/26 17:12, , 1^F

10/26 17:12, 1^F

P880

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yushu0f

10/26 20:23, , 2^F

10/26 20:23, 2^F

有都是撥固定IP的今天跑了一下午、ping 168.95.1.1 跑一跑ping值都會變高、但是只要重新ping就變低了

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yushu0f