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	<title>ArLUG (Arad Linux Users Group) &#187; keepalive</title>
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		<title>ssh (Secure shell) session timeout</title>
		<link>http://www.arlug.ro/2008/06/ssh-secure-shell-session-timeout/</link>
		<comments>http://www.arlug.ro/2008/06/ssh-secure-shell-session-timeout/#comments</comments>
		<pubDate>Tue, 03 Jun 2008 12:16:35 +0000</pubDate>
		<dc:creator>Silviu Silaghi</dc:creator>
				<category><![CDATA[SysAdmin]]></category>
		<category><![CDATA[keepalive]]></category>
		<category><![CDATA[ssh]]></category>
		<category><![CDATA[timeout]]></category>

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		<description><![CDATA[Am observat ca daca tin sesiunile ssh neatinse (idle) pentru o perioada de timp (aprox 30min), se blocheaza si ca si rezolvare, trebuie sa inchid terminalul si sa pornesc o noua conexiune. Exista citeva siretlicuri ca sa scapati de asta: 1) Porniti ceva utilitar/program/script care sa afiseze ceva pe ecran continuu, inainte de a lasa [...]]]></description>
			<content:encoded><![CDATA[<p> Am observat ca daca tin sesiunile ssh neatinse (idle) pentru o perioada de timp (aprox 30min), se blocheaza si ca si rezolvare, trebuie sa inchid terminalul si sa pornesc o noua conexiune.<br />
 Exista citeva siretlicuri ca sa scapati de asta:</p>
<p>1) Porniti ceva utilitar/program/script care sa afiseze ceva pe ecran continuu, inainte de a lasa sesiunea neatinsa. Se poate folosi <i>watch -n 1 &#8216;date&#8217;</i> care arata data si ora la fiecare secunda. O alta metoda ar fi sa lansati cereri icmp dupa ceva host de ex:<i>ping google.com</i></p>
<p>2) Mariti timpu de idle cu:<br />
<i>echo &#8220;7200&#8243; > /proc/sys/net/ipv4/tcp_keepalive_time </i></p>
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