With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
mplsVpnVrfBgpPathAttrAggregatorAddr
mpls Vpn Vrf Bgp Path Attr Aggregator Addr
1.3.6.1.3.118.1.2.5.1.11
The IP address of the last BGP4 speaker that performed route aggregation. A value of 0.0.0.0 indicates the absence of this attribute.
Back to MPLS-VPN-MIB MIB page.
IPHost Network monitor allows you to monitor mplsVpnVrfBgpPathAttrAggregatorAddr on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco firewalls right now.