The CISCO C1117-4P integrates the core features of Cisco's ISR 1100 series into a compact, high-performance device tailored for SMBs, enterprise branches, and remote sites requiring versatile and reliable internet connectivity. This model is specifically engineered to support DSL Annex A/M connections, broadening its application across various global regions that utilize these DSL standards. Annex A refers to ADSL (Asymmetric Digital Subscriber Line) over standard telephone lines, while Annex M is designated for ADSL2+ providing higher upload speeds, crucial for applications such as VPN access, video surveillance uploads, and VoIP services. The inclusion of a Gigabit Ethernet WAN port further enhances its connectivity options, making it suitable for diverse deployment scenarios. This router not only offers high-speed internet access but also incorporates four Gigabit Ethernet ports to support a wide array of devices and networking requirements. Powered by Cisco's IOS XE software, the C1117-4P delivers an extensive portfolio of security features, QoS, and advanced routing capabilities to ensure a secure, high-performing network environment. Its design and functionality make it an ideal choice for businesses looking to leverage high-speed DSL services while ensuring scalability, security, and seamless network management.