aix6.1怎麽通過scp上傳數據到linux server 總是提示說connection closed by remo

解決ssh連接提示Connectionclosedbyxx某壹天ssh連接外網的壹個服務器A，突然連不了了，會提示:ConnectionclosedbyA的ip,連局域網內的壹臺服務器B卻沒有問題，(機子均為linux)服務器B上ssh連接A沒有問題，但是無法用scp傳文件給A,傳輸會壹直掛住。改了各種配置文件，沒有解決。輸出信息如下：ssh-va@10.80.97.241OpenSSH_6.6.1,OpenSSL1.0.1k-fips8Jan2015debug1:Readingconfigurationdata/etc/ssh/ssh_configdebug1:/etc/ssh/ssh_configline20:Applyingoptionsfor*debug1:Connectingto10.80.97.241[10.80.97.241]port22.debug1:Connectionestablished.debug1:identityfile/home/zengming/.ssh/id_rsatype-1debug1:identityfile/home/zengming/.ssh/id_rsa-certtype-1debug1:identityfile/home/zengming/.ssh/id_dsatype-1debug1:identityfile/home/zengming/.ssh/id_dsa-certtype-1debug1:identityfile/home/zengming/.ssh/id_ecdsatype-1debug1:identityfile/home/zengming/.ssh/id_ecdsa-certtype-1debug1:identityfile/home/zengming/.ssh/id_ed25519type-1debug1:identityfile/home/zengming/.ssh/id_ed25519-certtype-1debug1:Enablingcompatibilitymodeforprotocol2.0debug1:LocalversionstringSSH-2.0-OpenSSH_6.6.1debug1:Remoteprotocolversion2.0,remotesoftwareversionOpenSSH_6.4debug1:match:OpenSSH_6.4patOpenSSH*compat0x04000000debug1:SSH2_MSG_KEXINITsentdebug1:SSH2_MSG_KEXINITreceiveddebug1:kex:server->clientaes128-ctrhmac-md5-etm@openssh.comnonedebug1:kex:client->serveraes128-ctrhmac-md5-etm@openssh.comnonedebug1:sendingSSH2_MSG_KEX_ECDH_INITdebug1:expectingSSH2_MSG_KEX_ECDH_REPLYConnectionclosedby10.80.97.241