C2900-universalk9-mz.spa.157-3.m4b.bin | !full!

| Metric | Performance | | :--- | :--- | | Concurrent firewall connections | 500,000+ | | IPsec VPN throughput | ~300 Mbps (AES256) | | DMVPN spokes supported | up to 500 | | Routing table size (BGP) | 1 million paths | | Max. VLANs | 4094 |

Router# show version Router# show memory statistics C2900-universalk9-mz.spa.157-3.m4b.bin

| License | Tech Package | Features | | :--- | :--- | :--- | | (Default) | None | Static routing, OSPF, EIGRP, BGP, basic QoS, VLANs | | SEC (Security) | Security | Zone-based firewall, IPS, IPsec VPN, DMVPN, FlexVPN | | DATA | Data | MPLS, L2VPN, L3VPN, VPLS, AToM | | Metric | Performance | | :--- |

By the end of this guide, you will have a master-level understanding of what this file does, whether you need it for your network, and how to handle it safely. you're likely maintaining legacy networking gear.

If you're looking at this file, you're likely maintaining legacy networking gear.