Asterisk: Monitoring Your E1 or T1 With Nagios Posted December 3, 2013 by Pavel Espinal & filed under Asterisk Tips Comments: 0. Tags: Asterisk server, E1 monitoring, monitor your E1/T1 with Nagios, nagios, NRPE, T1 monitoring Need to monitor your E1 or T1 with Nagios? — Look no further, this is what.. Read more