Cisco follows a strict naming convention for IOS images. Here is the exact decomposition of c1900universalk9mzspa1583m7bin:
This image enables all software features via Cisco’s Universal image + licensing model: c1900universalk9mzspa1583m7bin
| License Level | Features Enabled | |---------------|------------------| | IP Base | Routing (OSPF, EIGRP, BGP, static), basic QoS, VLANs, IPv6, GRE, etc. | | Security (SEC) | Zone-Based Firewall (ZBFW), IPS/IDS, VPN (IPsec, DMVPN, FlexVPN, GETVPN), PKI, SSH, SNMPv3. | | Data (DATA) | MPLS, L2VPN, L3VPN, VPLS, AToM (rarely used on C1900). | | Unified Communications (UC) | CME (CallManager Express), SRST, voice gateway features. | Cisco follows a strict naming convention for IOS images
Actual features available depend on the license boot level configured (e.g.,
license boot level securityk9). Actual features available depend on the license boot
Supported platforms (ISR G2 1900 series):
Minimum DRAM: 512 MB (1 GB recommended for full security features)
Flash: At least 256 MB
Port Adapters (SPA):